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Finding the Fourth Proportional to 193,757.34, 290,614.41 and 67,375.74

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Solution

The fourth proportional to 193,757.34, 290,614.41 and 67,375.74 is: 101,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,757.34 : 290,614.41 = 67,375.74 : x
  2. Step 2: Convert to fraction form
    193,757.34/290,614.41 = 67,375.74/x
  3. Step 3: Cross multiply
    193,757.34x = 290,614.41 × 67,375.74
  4. Step 4: Simplify right side
    193,757.34x = 19,580,360,928.41
  5. Step 5: Solve for x
    x = 19,580,360,928.41/193,757.34
  6. Step 6: Final answer
    x = 101,056.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.